Johnson Controls VMA1400 Series - Mounting and Wiring VMA1400 Series Controllers; Introduction

Mounting and Wiring VMA1400 Series Controllers Technical Bulletin
3
Mounting and Wiring VMA1400
Series Controllers
Introduction
The integrated VMA1410/1420, which includes a controller, actuator,
and pressure sensor, mounts on the Variable Air Volume (VAV)
terminal box. The VMA1430 mounts anywhere on the VAV box and
is wired to a separate damper actuator.
Note: This document focuses on the VMA1410, 1420, and 1430
controllers. The VMA1400 Series also includes the
VMA1440, which is a controller used exclusively as part of
the Metasys® Zoning Package. See the Metasys Zoning
Package Product Bulletin (LIT-639050) and the Metasys
Zoning Package Overview Technical Bulletin (LIT-639100)
for information on this specialized product.
Instructions for wiring the VAV Modular Assembly (VMA) and its
accessory devices are provided in this section.
This document describes how to:
• prepare the VMA for mounting
• mount the VMA1410/1420
• mount the VMA1430
• set the damper position (VMA1410, 1420, or VMA1430 with
external actuator)
• wire the VMA
• connect the N2 Bus